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Cilt sonuçları
Analytical and Numerical Simulation of the Steady-state Hydrologic Effects of Mining Aggregate in Hypothetical Sand-and-gravel and Fractured Crystalline-rock Aquifers
L. R. Arnold, William H. Langer, Suzanne Smith Paschke · Yayınevi bilinmiyor
72 sayfa · 2003
Aggregate industry
Library of Author Biographies
Sarah L. Thomson, William Compson, Susanna Daniel, Antoine Wilson, Deborah Marinelli · PowerKids Press
Sayfa sayısı yok · 2002
Juvenile Nonfiction